Free calculus and beyond homework help via qualified mentors. Math courses from calculus on-wards homework. Please use the template when requesting help and show your work.
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Invertible elements in a commutative ring with no zero divisors
- Lightf
- · Replies 3 ·
How to Find the Area Between Two Graphs: A Trigonometric Approach
- Ocasta
- · Replies 1 ·
Left and Right Hand limit of a Piece wise function?
- kashan123999
- · Replies 4 ·
Show that if f: A → B and E, F are subsets of A, then f(E ∪ F) = f(E)
- Scienticious
- · Replies 2 ·
Using laplace transforms to solve integrals
- JBrandonS
- · Replies 21 ·
Convergence of Natural Log function with the limit comparison test
- fakecop
- · Replies 8 ·
Operations research word problem help appreciated
- lauraanderson
- · Replies 1 ·
How he concluded that?Spivak's calculus
- Andrax
- · Replies 4 ·
Optimizing Quadratic Functions with the Second Derivative Test
- Zyuke
- · Replies 4 ·
Solving for derivative of e^x using limit definition
- dnt
- · Replies 22 ·
Prove g(0)=0 from f'(x).(fg)(f(x))=g'(f(x)).f'(x)
- Stevela
- · Replies 5 ·
Evaluate the limit of a series with an integral
- e^(i Pi)+1=0
- · Replies 3 ·
Inverse Laplace transform of (8s²-4s+12)/(s(s²+4))
- Success
- · Replies 2 ·
Need Help with positive definite matrices
- Basil4000
- · Replies 4 ·
What is the surface area of a parabolic settling pond with a clay bottom?
- stunner5000pt
- · Replies 4 ·
Partial Fraction Decompostion of (x^4 - 1) / (x^3 + x^2 + x)
- WK95
- · Replies 11 ·
How Do I Prove These Mathematical Limit Relations?
- mathmathRW
- · Replies 5 ·
Prove that limit as x approaches three of x^2 is equal to 9
- WK95
- · Replies 2 ·
Inverse Laplace transform of (2s-3)/(s^2-4)
- Success
- · Replies 9 ·
How Much Stock Should a Grocer Keep to Avoid Running Out with Less Than 1% Risk?
- joemama69
- · Replies 4 ·
Volume of Revolution with tan(x)
- fakecop
- · Replies 13 ·
Adding primitive roots of unity
- Artusartos
- · Replies 13 ·
Cauchy Schwarz proof with alternative dot product definition
- dustbin
- · Replies 7 ·
Differential Equations-Finding Constants
- Bashyboy
- · Replies 1 ·
Finding The Constants a,b and c.
- Bashyboy
- · Replies 15 ·
Commuting Pauli Matrices: A Tricky Homework Challenge
- unscientific
- · Replies 2 ·
Why Do Different Methods Yield Different Average Values for a Semicircle?
- reinloch
- · Replies 3 ·
Convergence of an Improper Integral Involving Exponential Functions
- SirPlus
- · Replies 2 ·
Cardinality of a subset of [0,1]
- ribbon
- · Replies 12 ·
PDE: Wave equation with first order derivative
- talolard
- · Replies 2 ·
Cardinality of the set of all functions
- ribbon
- · Replies 4 ·
Solving Complex Roots for z^6 + z^3 + 1: Homework Help and Strategies
- ribbon
- · Replies 23 ·
Why does E(X1 + X2 + ... + Xn) = n*E(Xi) for independent variables?
- cdux
- · Replies 3 ·
Integrate sinx*cox* using double angle
- Jude075
- · Replies 4 ·
Cardinality of Infinite Sets: Proving Equality with Finite Subsets
- ribbon
- · Replies 7 ·
Trace of Matrix Product as Scalar Product
- unscientific
- · Replies 4 ·
Volume of a Solid-Revolution About X-Axis
- Justabeginner
- · Replies 5 ·
Compensation factor for converting dy dx to cylindrical coordinates?
- WK95
- · Replies 8 ·
Deflection angle of a particle integral
- Lightf
- · Replies 4 ·
Mass on a spring non-homogeneous second order ODE
- flyinjoe
- · Replies 8 ·
Expressing q in Terms of a_1,b_1,a_2,b_2
- dirk_mec1
- · Replies 4 ·
Convergent or Divergent: Integral of Square Root of t Times Exponential Function
- Justabeginner
- · Replies 18 ·
Interval of Convergence of a Series
- Justabeginner
- · Replies 23 ·
Length of a Curve: Solve Homework Equation
- Justabeginner
- · Replies 32 ·
What is the limit of (1/x)^(tan x) as x approaches 0+?
- Justabeginner
- · Replies 7 ·
Maclaurin Series for Natural Log Function
- Justabeginner
- · Replies 2 ·
Proving A×B ≠φ for A≠φ and B≠φ
- bobby2k
- · Replies 3 ·
26th Derivative of a Function- Power Series
- Justabeginner
- · Replies 2 ·
Finding the Slope of Tangent Line for Polar Curves
- Justabeginner
- · Replies 2 ·
Calculating Probability of at Least One Left-Handed Person in a Classroom of 7
- perplexabot
- · Replies 5 ·
Name of compensation factor when converting between coord. systems?
- WK95
- · Replies 8 ·
Direct Comparison Test - Improper Integrals
- SirPlus
- · Replies 6 ·
Standard normal distribution problem
- EdmureTully
- · Replies 1 ·
Difficult integration by parts
- hoeranski
- · Replies 6 ·
Trouble understanding vector subspace sum
- Cyview
- · Replies 3 ·
If A and B are compact, show AUB is compact.
- STEMucator
- · Replies 9 ·
Prove scalar product of square-integrable functions
- unscientific
- · Replies 5 ·
Prove the limit is true using the epsilon,delta definition of a limit.
- WK95
- · Replies 9 ·
Markov chain chance one state is reached before another
- kasperrepsak
- · Replies 9 ·
Does the series Ʃ sinx / x converge or diverge?
- fakecop
- · Replies 27 ·
Prove Inequality: |1-K+x|/|1+y| < 1
- Only a Mirage
- · Replies 4 ·
A permutation and combination problem
- basichan
- · Replies 16 ·
Coupled ODEs in Electromagnetism
- Astrum
- · Replies 6 ·
Partial Sum Formula of Telescoping Series: 1/2*(1+1/2-1/(n+1)-1/(n+2))
- chris4642
- · Replies 1 ·
Poisson Distribution w/ book errors
- joemama69
- · Replies 6 ·
Proving $G_p$ is a Subgroup in Advanced Modern Algebra
- Artusartos
- · Replies 3 ·
Expected Value of dependent random Variables
- joemama69
- · Replies 13 ·
Determining whether the unit circle group is a cyclic group
- mahler1
- · Replies 14 ·
Help solving line integral question
- Jaqsan
- · Replies 2 ·
Limit of Sequence Homework: Find n22n/(n!)
- Jimbo57
- · Replies 18 ·
Determinant of Functions and Analyticity
- Bipolarity
- · Replies 6 ·
What Is the General Solution of the Differential Equation Involving (x+1)?
- Success
- · Replies 5 ·
Verifying the Decoder in RSA System: Solving for M
- ribbon
- · Replies 2 ·
Finding a Formula for the General Term of a Sequence
- Jimbo57
- · Replies 6 ·
Classifying Singular Points: Regular or Irregular?
- Success
- · Replies 1 ·
Proof Exercise II: Real Numbers and Squares
- reenmachine
- · Replies 5 ·
Determine the convergence or divergence of the sequence
- zak1989
- · Replies 9 ·
Proving: ##\frac{4}{x(4-x)}≥1## for ##x \in ℝ## and ##0<x<4##
- reenmachine
- · Replies 6 ·
Joint PMF of Rolling a 6-Sided Die 5 Times
- joemama69
- · Replies 6 ·
How Much Wire Should Be Laid Underwater to Minimize Cost?
- pbonnie
- · Replies 5 ·
Solve Convolution Problem: Find y(t) Given h(t) and f(t)
- GreenPrint
- · Replies 3 ·
Using Fermat's Little Theorem to Find Prime Factors of 10^12 -1
- ribbon
- · Replies 10 ·
Multiplying primitive roots of unity.
- Artusartos
- · Replies 5 ·
How Do You Solve for x3[t] in Terms of x1[t]?
- kougou
- · Replies 4 ·
Remainder After Division Problem
- ribbon
- · Replies 6 ·
Why Does Spivak Define Integrals with a>b as Negative?
- Andrax
- · Replies 6 ·
Commutator between covariant derivative, field strength
- oliveriandrea
- · Replies 2 ·
Wilson's Theorem: Solve 16!x congruent to 5 (mod 17)
- ribbon
- · Replies 4 ·
Algebraic and normal field extensions.
- Artusartos
- · Replies 5 ·
Proving Equality of Interiors Under Homeomorphism
- Mandelbroth
- · Replies 5 ·
Area of intersection between two circles
- Sarah L
- · Replies 3 ·
1st order linear DE with step function input
- elijah78
- · Replies 31 ·
Proof of Liouville's theorem - simple question
- stgermaine
- · Replies 1 ·
Optimal Controller Gain for Desired Response in 2nd Order Laplace Transforms
- elijah78
- · Replies 11 ·
Maximizing f(x,y) on a Triangular Region | Calc 3 Homework Solution
- e^(i Pi)+1=0
- · Replies 9 ·
Finding the formula for the partial sum Sn
- chris4642
- · Replies 6 ·
Double integral over triangular region
- anniecvc
- · Replies 4 ·
What is the Solution to the Advanced Integral?
- JBrandonS
- · Replies 10 ·
Rearrange for x. Is this even possible?
- OrganDonor
- · Replies 3 ·
Predicting Absenteeism: Comparing Binomial Distribution in Two Classes
- aaaa202
- · Replies 2 ·